a300.org  recommends the SanDisk ExtremeIV CompactFlash. When it comes time to shoot lots of pictures, you need the best CompactFlash for the job. Professional grade capacity and speed is what you can fine in the SanDisk ExtremeIV.
Finally, a card that can keep up with you! With a blindingly fast read/write speed of up to 40MB/second (4GB & 8GB) and 45MB/second (16GB) and a remarkably rugged design, the SanDisk Extreme IV CompactFlash memory card takes digital photography to a whole new level. No wonder professional photographers around the world have made SanDisk their preferred choice for high performance, reliability, and proven durability.

Tags: 16GB compact flash, 16GS Scandisk, Compact Flash, SanDisk, SanDisk Extreme IV